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Receptors, Endocrine system and skeletal system

Total questions: 100

Worksheet time: 54mins

Name
Class
Date
1.

What is the function of the skeletal system?

a)

A. Supports body structure

b)

C. Helps in digestion

c)

D. Filters waste products

d)

B. Produces red blood cells

2.

What is the outer covering of the bones called?

a)

D. Osteocytes

b)

C. Marrow

c)

B. Cartilage

d)

A. Periosteum

3.

Which type of bone tissue is very dense and strong?

a)

B. Spongy Bone

b)

A. Compact Bone

c)

C. Yellow Bone Marrow

d)

D. Red Bone Marrow

4.

How many bones are there in the human skull?

a)

D. 33

b)

C. 30

c)

B. 22

d)

A. 14

5.

Which bones protect the heart and lungs?

a)

C. Patella

b)

D. Humerus

c)

B. Femur

d)

A. Ribs

6.

What is the function of tendons in the body?

a)

A. Connect bones to muscles

b)

B. Produce red blood cells

c)

C. Store minerals

d)

D. Protect internal organs

7.

Which type of joint allows movement in one direction?

a)

A. Hinge joints

b)

D. Ball-and-socket joints

c)

B. Gliding joints

d)

C. Pivot joints

8.

How many bones does an adult human have?

a)

B. 300

b)

D. 150

c)

A. 206

d)

C. 100

9.

Which bone is stronger than concrete?

a)

B. Patella

b)

D. Radius

c)

A. Femur

d)

C. Humerus

10.

At what age does the patella (knee bone) develop?

a)

A. At birth

b)

B. Between ages 2 and 5

c)

C. During teenage years

d)

D. In old age

11.

What is the function of cartilage in the body?

a)

B. Act as a shock-absorber

b)

A. Produce red blood cells

c)

C. Store fat

d)

D. Protect internal organs

12.

What is the main function of the vertebral column?

a)

C. Produce red blood cells

b)

B. Support the body

c)

A. Protect the brain

d)

D. Store minerals

13.

Which type of bone tissue is found at the center of short or flat bones?

a)

B. Spongy Bone

b)

A. Compact Bone

c)

D. Red Bone Marrow

d)

C. Yellow Bone Marrow

14.

Which of the following statements about ribs is NOT true?

a)

false ribs are indirectly attached

b)

women have more ribs than men

c)

ribs are attached to the thoracic vertebrae

d)

floating ribs are not attached to the sternum

15.

The only freely moveable bone in the skull is the ______.

a)

frontal

b)

maxilla

c)

occipital

d)

mandible

16.

Red bone marrow functions to

a)

produce fat

b)

produce blood cells

c)

store cells

d)

produce new bone cells

17.

Yellow marrow functions to ______.

a)

produce new bone cells

b)

store calcium

c)

store fat

d)

produce calcium

18.

How many vertebrae are in the neck?

a)

2

b)

4

c)

7

d)

12

19.

How many vertebrae are in the thoracic region?

a)

12

b)

20

c)

10

d)

7

20.

How many fused vertebrae are found in the sacrum?

a)

8

b)

2

c)

4

d)

5

21.
What are the 2 types of bone tissue?
a)
spongy bone and compact bone
b)
marrow and blood vessels
c)
axial and appendicular
22.
What type of bone is the scapula
a)
long bone
b)
short bone
c)
flat bone
d)
sesamoid bone
23.
attaches muscle to bone 
a)
tendon
b)
ligament 
c)
cartilage
d)
bone
24.
what are functions of the skelton?
a)
protection
b)
Make blood cells
c)
movement
d)
all of them
25.

What bone is highlighted? (hint: inside of your leg)

a)

Tibia

b)

Fibula

c)

Femur

d)

Humerus

26.

A hinge joint allows

a)

A wide range of movements

b)

Circumduction

c)

Rotation

d)

Movement in only one direction (ie. backwards & forwards)

27.
This type of joint allows the your first two vertebrate to rotate as in shaking your head no
a)
condyloid
b)
gliding
c)
pivot
d)
saddle
28.
Carpals and tarsals (flat bones) are examples of this type of joint
a)
condyloid
b)
gliding
c)
hinge
d)
saddle
29.
Hip and shoulder have examples of this type of joint
a)
ball and socket
b)
condyloid
c)
hinge
d)
gliding
30.

The highlighted bones are the:

a)

Humerus

b)

Radius

c)

Ulna

d)

Scapula

31.

The bone (in green) is the:

a)

Clavicle

b)

Humerus

c)

Spatula

d)

Scapula

32.

What is the correct name of this bone (in red):

a)

Hyoid

b)

Thymus

c)

Sternum

d)

Breastbone

33.

Where are taste receptors located?

a)

Epidermis

b)

Dermal papillae

c)

Tongue surface

d)

Nasal epithelium

34.

What are the basic types of taste buds on the tongue?

a)

Bitter, sour, spicy, umami

b)

Sweet, salty, spicy, umami

c)

Sweet, sour, salty, spicy, umami

d)

Bitter, sour, salty, sweet, umami

35.

Where do olfactory receptors line in the nasal cavity?

a)

Upper portion

b)

Front portion

c)

Lower portion

d)

Middle portion

36.

How many main groups of odors can humans detect?

a)

Seven

b)

Ten

c)

Five

d)

Twelve

37.

What do warm receptors detect?

a)

Rising temperatures

b)

Decreasing temperatures

c)

Vibration

d)

Pressure

38.

What do cold receptors detect?

a)

Rising temperatures

b)

Pressure

c)

Vibration

d)

Decreasing temperatures

39.

What are Meissner's corpuscles sensitive to?

a)

Deep pressure

b)

Temperature changes

c)

Light touch

d)

Vibration

40.
Your body contains sense receptors that _________________ so your body can take in information and respond appropriately.
a)
send information to your brain
b)
warm your body
c)
keep you happy
d)
send information to your heart
41.

What type of receptors use the eyes to detect light?

a)

photoreceptors

b)

videoreceptors

c)

thermoreceptors

d)

chemoreceptors

42.

Where are the majority of the sense receptors located in the body?

a)

hair and nails

b)

ears and stomach

c)

hands, feet and face

d)

face and legs

43.

The.............carries visual messages to the brain.

a)

optic nerve

b)

taste buds

c)

receptors from the skin

d)

auditory nerve

e)

olfatory nerve

44.

The.............carries messages from the nose to the brain.

a)

optic nerve

b)

taste buds

c)

receptors from the skin

d)

auditory nerve

e)

olfatory nerve

45.

The coloured part of your eye is called the _____________.

a)

iris

b)

sensors

c)

pupil

46.

Small projections located on the tongue’s surface where taste buds are located are known as:

a)

papillae

b)

gustatory cells

c)

olfactory epithelium

d)

mucous producing glands

47.

Which part of the ear contains hair cells?

a)

inner

b)

middle

c)

outer

48.

The structure that changes mechanical sound into nerve signals is the...

a)

cochlea

b)

malleus

c)

brain

d)

auditory cortex

49.
The human ear receives sound waves as ________________________ and converts them to signals that are processed by the brain 
a)
electricity 
b)
vibrations 
c)
pitch 
d)
light 
50.

What is the function of the afferent (sensory) neuron?

a)

Carry information to muscles from brain and spinal cord

b)

Transmit a signal to a sensory nerve

c)

Take information from sensory organs to spinal cord and brain

d)

Respond to light, heat, or other external stimulus

51.

What is the function of efferent (motor) neuron?

a)

Take information from sensory organs to spinal cord and brain

b)

Transmit a signal to a sensory nerve

c)

Carry information to muscles from brain and spinal cord

d)

Respond to light, heat, or other external stimulus

52.

Which cells in the retina receive information from outside and transfer it to the nerve cell?

a)

Optic nerve

b)

Rods

c)

Cones

d)

Receptors

53.

The ability of the eye lens to adjust its focal length is called

a)

Accommodation

b)

Accomplish

c)

Composition

d)

None of the above

54.

Myopia and Hypermetropia can be corrected by

a)

Concave and plano-convex lens

b)

Concave and convex lens

c)

Convex and concave lens

d)

Plano-concave lens for both defects.

55.

Myopia and Hypermetropia can be corrected by

a)

Concave and plano-convex lens

b)

Concave and convex lens

c)

Convex and concave lens

d)

Plano-concave lens for both defects.

56.

This eye defect can be corrected with which type of lense?

a)

b)

57.

What is the main function of rods in the eye?

a)

Distinguish color

b)

Work mostly during the day

c)

Receive information from outside

d)

Sensitive to light

58.

Which cells in the retina receive information from outside and transfer it to the nerve cell?

a)

Optic nerve

b)

Rods

c)

Cones

d)

Receptors

59.

Label the ear structure in picture below

a)

Cochlea

b)

Eustachian tube

c)

Ear ossicles

d)

Eardrum

e)

Outer ear

f)

Middle ear

g)

Inner ear

h)

Auditory canal

1
2
3
4
5
6
7
8
1)
2)
3)
4)
5)
6)
7)
8)
60.

12. How does the inner ear help with balance?

a)

It regulates body temperature

b)

It helps with taste perception

c)

It assists with breathing

d)

It contains the vestibular system, which detects changes in head position and movement.

61.

What is the main function of cones in the eye?

a)

Sensitive to light

b)

Work mostly during the night

c)

Give color vision

d)

Hold the lens in the eye

62.

Structure #1 refers to the clear tissue that covers the front of the eye. Name this structure.

a)

Retina

b)

Cornea

c)

Pupil

d)

Iris

63.

Structure #7 refers to the part of the eye that carries visual information from the eyeball to the brain. Name this structure.

a)

lens

b)

optic nerve

c)

retina

d)

auditory nerve

64.

What is the difference between exocrine and endocrine glands?

a)

Exocrine glands secrete their secretions to the appropriate location by ducts, while endocrine glands release their secretion directly into the bloodstream.

b)

Exocrine glands release their secretion into the bloodstream, while endocrine glands secrete their secretions to the appropriate location by ducts.

c)

Exocrine glands release their secretion into the lymphatic system, while endocrine glands secrete their secretions to the appropriate location by ducts.

d)

Exocrine glands secrete their secretions into the lymphatic system, while endocrine glands release their secretion into the circulatory system.

65.

What is a hormone?

a)

A hormone is a signal molecule that is secreted into the blood.

b)

A hormone is a neurotransmitter that is secreted into the blood.

c)

A hormone is a protein that is secreted into the blood.

d)

A hormone is a vitamin that is secreted into the blood.

66.

What is the function of a receptor in a target cell?

a)

The receptor binds to the hormone and triggers events within the target cell that result in a response.

b)

The receptor prevents the hormone from entering the target cell.

c)

The receptor transports the hormone to other cells in the body.

d)

The receptor destroys the hormone before it can bind to the target cell.

67.

Which gland is responsible for regulating many body functions and other endocrine glands?

a)

Thyroid gland

b)

Pituitary gland

c)

Adrenal gland

d)

Pancreas

68.

What is the role of calcitonin in the body?

a)

Calcitonin causes cells of the body to have a higher rate of metabolism.

b)

Calcitonin regulates blood pressure.

c)

Calcitonin lowers the blood-calcium level.

d)

Calcitonin increases blood calcium levels.

69.

Which hormones are released by the adrenal medulla in response to stress?

a)

Testosterone and cortisol

b)

Insulin and glucagon

c)

Estrogens and progesterone

d)

Epinephrine and norepinephrine

70.

What is the immediate response of the body to stress?

a)

Increased body temperature and respiratory rate

b)

No change in heart rate, blood pressure, and blood glucose level

c)

Decreased heart rate, blood pressure, and blood glucose level

d)

Increased heart rate, blood pressure, and blood glucose level

71.

What is the function of cortisol in the body's response to stress?

a)

Cortisol makes more energy available to the body

b)

Cortisol regulates body temperature

c)

Cortisol lowers blood glucose levels

d)

Cortisol increases blood calcium levels

72.

Which hormone lowers blood glucose levels by promoting the accumulation of glycogen in the liver?

a)

Testosterone

b)

Insulin

c)

Glucagon

d)

Estrogen

73.

What is the role of aldosterone in the body?

a)

Aldosterone helps reabsorb sodium ions from the fluids removed by the kidneys

b)

Aldosterone lowers blood calcium levels

c)

Aldosterone increases blood glucose levels

d)

Aldosterone regulates body temperature

74.

Which glands secrete hormones that regulate reproduction?

a)

Thyroid and parathyroid glands

b)

Pancreas

c)

Adrenal glands

d)

Ovaries and testes

75.

What hormones are secreted by the ovaries?

a)

Insulin and glucagon

b)

Estrogens and progesterone

c)

Epinephrine and norepinephrine

d)

Testosterone and cortisol

76.

What is the function of testosterone in the body?

a)

Testosterone lowers blood glucose levels

b)

Testosterone increases blood calcium levels

c)

Testosterone makes more energy available to the body

d)

Testosterone affects the formation of gametes and controls sexual behavior and cycles

77.

Define the endocrine glads in picture below

a)

testis

b)

ovary

c)

pancrease

d)

Adrenal glands

e)

Hypothalamus

f)

Pineal gland

g)

Pituitary gland

h)

Thyroid gland

i)

Parathyroid gland

j)

Thymus

1
2
3
4
5
6
7
8
9
10
1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
78.

What is the role of the hypothalamus in the endocrine system?

a)

The hypothalamus regulates body temperature, blood pressure, and emotions

b)

All of the above

c)

The hypothalamus sends instructions to the pituitary gland

d)

The hypothalamus receives information about external and internal conditions from other brain regions

79.

Which gland is both endocrine and exocrine in function?

a)

Pancreas

b)

Thyroid gland

c)

Pituitary gland

d)

Adrenal gland

80.

What hormone does the pituitary gland produce to stimulate the thyroid gland?

a)

Growth Hormone (GH)

b)

Insulin

c)

Adrenaline

d)

Thyroid Stimulating Hormone (TSH)

81.

Which hormone does the thyroid gland produce to regulate metabolism?

a)

Insulin and glucagon

b)

Thyroxine (T4) and triiodothyronine (T3)

c)

Adrenaline and noradrenaline

d)

Estrogen and progesterone

82.

What are the two main hormones produced by the adrenal glands?

a)

insulin and glucagon

b)

thyroxine and triiodothyronine

c)

cortisol and adrenaline

d)

estrogen and progesterone

83.

What is the primary hormone produced by the pancreas to regulate blood sugar levels?

a)

Thyroxine

b)

Glucagon

c)

Estrogen

d)

Insulin

84.

Which hormone is produced by the testes and is responsible for the development of male reproductive tissues?

a)

prolactin

b)

insulin

c)

estrogen

d)

testosterone

85.

What hormone is primarily produced by the ovaries and is responsible for the development of female reproductive tissues?

a)

Thyroxine

b)

Progesterone

c)

Testosterone

d)

Estrogen

86.

What hormone does the thymus gland produce to stimulate the development of T-lymphocytes?

a)

Estrogen

b)

Thymosin

c)

Insulin

d)

Melatonin

87.

Which hormone does the pituitary gland produce to stimulate the adrenal glands?

a)

FSH

b)

ACTH

c)

LH

d)

TSH

88.

What hormone does the thyroid gland produce to regulate calcium levels in the blood?

a)

Estrogen

b)

Testosterone

c)

Insulin

d)

Calcitonin

89.

What hormone does the adrenal glands produce to regulate salt and water balance in the body?

a)

Testosterone

b)

Estrogen

c)

Insulin

d)

Aldosterone

90.

What hormone does the pancreas produce to stimulate the uptake of glucose by cells?

a)

Insulin

b)

Estrogen

c)

Testosterone

d)

Glucagon

91.

Which hormone is produced by the testes and is responsible for the maintenance of male reproductive tissues?

a)

insulin

b)

prolactin

c)

estrogen

d)

testosterone

92.

What hormone is primarily produced by the ovaries and is responsible for the regulation of the menstrual cycle?

a)

Testosterone

b)

Progesterone

c)

Estrogen

d)

Thyroxine

93.

What hormone does the thymus gland produce to stimulate the development of T-cells?

a)

Insulin

b)

Estrogen

c)

Thymosin

d)

Melatonin

94.

Which hormone does the pituitary gland produce to stimulate the production of milk in the mammary glands?

a)

Prolactin

b)

Estrogen

c)

Thyroxine

d)

Insulin

95.

What hormone does the thyroid gland produce to regulate the growth and development of tissues?

a)

Thyroxine (T4) and triiodothyronine (T3)

b)

Adrenaline and noradrenaline

c)

Insulin and glucagon

d)

Estrogen and progesterone

96.

What hormone does the adrenal glands produce to prepare the body for 'fight or flight' response?

a)

testosterone

b)

insulin

c)

estrogen

d)

adrenaline

97.

What hormone does the pancreas produce to stimulate the liver to release stored glucose into the bloodstream?

a)

Estrogen

b)

Glucagon

c)

Insulin

d)

Testosterone

98.

Which hormone is produced by the testes and is responsible for the development of secondary sexual characteristics in males?

a)

insulin

b)

estrogen

c)

prolactin

d)

testosterone

99.

What hormone is primarily produced by the ovaries and is responsible for the thickening of the uterine lining in preparation for pregnancy?

a)

Thyroxine

b)

Testosterone

c)

Progesterone

d)

Estrogen

100.

Label the skeleton parts

a)

Tibia

b)

Fibula

c)

Patella

d)

Femur

e)

Ulna

f)

Skull

g)

Clavicle

h)

Scapula

i)

Humerus

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1)
2)
3)
4)
5)
6)
7)
8)
9)

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