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Body Systems Lecture Test #2

Total questions: 79

Worksheet time: 41mins

Name
Class
Date
1.

What is the correct order for the vertebral regions, from superior to inferior ?

a)

Cervical-thoracic-lumbar-sacral-coccygeal

b)

Coccygeal-sacral-lumbar-thoracic-cervical

c)

Sacral-coccygeal-thoracic-lumbar-cervical

d)

Cervical-thoracic-sacral-lumbar-coccygeal

2.

An example of a flat bone would be the...

a)

Sacrum

b)

Trapezoid (of wrist)

c)

Sternum (breast bone)

d)

Femur (of thigh)

3.

What is the superior portion of the sternum called ?

a)

Xiphoid

b)

Manubrium

c)

Sternum

d)

Ribs

4.

The term "diarthroses" refers to a joint that is...

a)

Fused

b)

Immobile

c)

Slightly mobile

d)

Freely mobile

5.

Sutures are joints that are found...

a)

In the knee

b)

Between the clavicle and sternum

c)

Between certain bones of the skull

d)

In the arm

6.

What type of cell produces new bone tissue by secreting matrix ?

a)

Osteoblasts

b)

Osteocytes

c)

Osteoclasts

d)

Osteoprogenitor cells

7.

Bone cells called _________ break down bone by secreting enzymes that dissolve the matrix.

a)

Osteoblasts

b)

Osteocytes

c)

Osteoclasts

d)

Osteiod Cells

8.

What is the thin layer of connective tissue that lines the medullary cavity of a long bone ?

a)

Diaphysis

b)

Endosteum

c)

Periosteum

d)

Epiphysis

9.

The joint formed by the axis and atlas that permits the "no" shaking of the head is a ________ joint ?

a)

Hinge

b)

Coxal

c)

Ball

d)

Pivot

10.

Fluid-filled sacs that cushion synovial joints are called...

a)

Bursae

b)

Fat pads

c)

Articular discs

d)

Menisci

11.

Which is not a cranial bone ?

a)

Frontal

b)

Temporal

c)

Vomer

d)

Occipital

12.

Where does hematopoiesis occur ?

a)

Yellow bone marrow

b)

Endosteum

c)

Epiphyseal line

d)

Red bone marrow

13.

The longest and strongest bone in the human body is the...

a)

Femur

b)

Tibia

c)

Radius

d)

Fibula

14.

Rickets, a disease caused by a lack of sufficient...

a)

Vitamin A

b)

Vitamin D

c)

Vitamin C

d)

Vitamin E

15.

How many pairs of ribs are "floating ribs" that do not articulate with the sternum ?

a)

5

b)

16

c)

32

d)

2

16.

Movement of a body part toward the main axis of the body is called...

a)

Adduction

b)

Abduction

c)

Supination

d)

Eversion

e)

Circumdation

17.

Which is not a correct pairing of a bone and its common name ?

a)

Patella-knee

b)

Clavicle-collar bone

c)

Tibia-shin

d)

Scapula-shoulder blade

e)

Talus-heel

18.

Which bones make up the pectoral girdle ?

a)

Scapula and sternum

b)

Clavicle and ribs

c)

Scapula and clavicle

d)

Sternum and pelvic

19.

What type of cartilage is found in the intervertebral discs ?

a)

Hyaline

b)

Elastic

c)

Fibrous

d)

Articular

20.

The bones of the wrist are classified as _______ bones ?

a)

Regular

b)

Long

c)

Short

d)

Irregular

21.

The neurons that stimulate muscle contraction are called ________ neurons ?

a)

Sensory

b)

Motor

c)

Inhibitory

d)

Contractile

e)

Association

22.

When a muscle is isometrically contracted, its length _________ change ?

a)

Does

b)

Does not

23.

This muscle has its origin on the manubrium and sternal end of the clavicle and its insertion on the mastoid process.

a)

Sartorius

b)

Subscapularis

c)

Orbicularis oris

d)

Sternocleidomastoid

24.

A term that describes the change in muscle following a lack of exercise is...

a)

Proliferation

b)

Hypertrophy

c)

Atrophy

d)

Convergence

e)

Myofascia

25.

The narrow space that separates the motor neuron and the skeletal muscle fiber in a neuromuscular junction is called the...

a)

Synaptic cleft

b)

Motor end plate

c)

Synaptic knob

d)

Synaptic vesicle

26.

The property of muscle tissue that allows an impulse to travel down the entire length of the cell membrane is...

a)

Extensibility

b)

Elasticity

c)

Conductivity

d)

Contractility

e)

Responsibility

27.

Which muscle causes extension of the lower arm ?

a)

Anconeus

b)

Triceps branchii

c)

Brachioradialis

d)

Biceps branchii

28.

Acetylcholine exerts its effect by...

a)

Binding to receptors on the muscle fibers

b)

Stimulating the motor neuron's synaptic knob

c)

Binding to receptors at the motor end plate.

d)

Activating acetylcholinesterase

e)

Allowing calcium to enter the cell

29.

The characteristic of the muscle that allows it to be passively stretched is...

a)

Conductivity

b)

Elasticity

c)

Extensibility

d)

Contractility

30.

A muscle whose action opposes that of the prime mover is known as a(n)...

a)

Agonist

b)

Synergist

c)

Extensor

d)

Antagonist

31.

Which muscle forms the traditional "six pack" of a well-toned abdominal wall ?

a)

Transversus abdominis

b)

Rectus abdominis

c)

Internal oblique

d)

External oblique

32.

Which is one of the largest muscles in the body and the one most responsible for extending and laterally rotating the thigh ?

a)

Rectus Femoris

b)

Gluteus maximus

c)

Sartorius

d)

Tensor fasciae latae

33.

A motor unit consists of...

a)

A single motor neuron and the multiple muscle fibers it controls

b)

Multiple motor neurons and multiple muscle fibers

c)

One synaptic terminal button, a cleft, and an acetylcholine receptor

d)

Multiple motor neurons and the one muscle fiber they control.

34.

What is the "kiss muscle" used for puckering the lips ?

a)

Mentalis

b)

Orbicularis oculi

c)

Depressor labii inferioris

d)

Orbicularis oris

35.

The spring-like property that returns muscle to its original length after a contraction ends is...

a)

Extensibility

b)

Elasticity

c)

Contractibility

d)

Treppe effect

e)

Conductivity

36.

The glial cell that helps to form the blood-brain barrier is the...

a)

Neurolemmocyte

b)

Ependymal

c)

Astrocyte

d)

Oligodendrocyte

e)

Microglial

37.

The nervous system that controls the activity of muscles and glands. Muscles and glands can generate changes and are therefore called...

a)

Effectors

b)

Stimuli

c)

Afferents

d)

Visceral

38.

Which space associated with the spinal cord meninges contains cerebrospinal fluid ?

a)

Epidural space

b)

Subarachnoid space

c)

Subdural space

d)

Epipial space

e)

Central canal of the spinal cord

39.

A mixed nerve is one that contains both...

a)

Sensory and visceral sensory neurons

b)

Interneurons and sensory neurons

c)

Visceral sensory and motor neurons

d)

Sensory and motor neurons

40.

What is the correct order for the cranial meninges, from superficial to deep ?

a)

Dura mater, Arachnoid mater, Pia mater

b)

Pia mater, Dura mater Arachnoid mater

c)

Arahnoid mater, Pia mater, Dura mater

d)

Dura mater, Pia mater, Arachnoid mater

41.

Which division functions to increase alertness and direct bodily responses in stressful situations ?

a)

Sympathetic

b)

Parasympathetic

42.

Cerebrospinal fluid is formed by...

a)

Arachnoid Mater

b)

Cerebral Aqueduct

c)

Pia Mater

d)

Choroid plexus

43.

The function of myelin is to...

a)

Carry messages to other cells

b)

Receive messages from other neurons

c)

Produce faster nerve impulse propagnation

d)

Carry information to and from all parts of the body

44.

The cranial nerve that innervates smooth muscle and glands of the heart, lungs, larynx, trachea, and most abdominal organs is the __________ nerve.

a)

Facial

b)

Vagus

c)

Cranial

d)

Motor

45.

Bell palsy is a condition characterized by paralysis of facial muscles, eyelid droop, and sagging at the corners of the mouth. What nerve is affected in this condition ?

a)

Cranial

b)

Glial

c)

Facial

d)

Autonomic

46.

What part of the brain contains the arbor vitae ?

a)

Cerebellum

b)

Cerebrum

c)

Medulla Oblongata

d)

Brainstem

47.

Which structure serves as the main relay point for sensory information that is headed to a primary sensory region of the cerebral cortex ?

a)

Hypothalamus

b)

Cerebrum

c)

Cerebellum

d)

Thalamus

48.

In sum, there are ______ pairs of spinal nerves.

a)

13

b)

31

c)

40

d)

25

49.

The afferent division of the nervous system is also known as the __________ division.

a)

Sensory

b)

Somatic motor

c)

Motor

50.

Two of the nerves of the lumbar plexus are the...

a)

Pudendal and sciatic nerves

b)

Obturator and ilioinguinal nerves

c)

Femoral and obturator nerves

d)

Femoral and genitofemoral nerves

51.

The brain ventricle located in the diencephalon is the __________ ventricle.

a)

Third

b)

Fourth

c)

Median

d)

Lateral

52.

This portion of the brain ensures that skeletal muscle contraction follows the correct pattern leading to smooth, coordinated movements.

a)

Cerebrum

b)

Cerebellum

c)

Medulla Oblongata

d)

Brainstem

53.

Which type of innervation causes the heart rate to increase ?

a)

Sympathetic

b)

Parasympathetic

54.

The __________ is composed of multiple structures that collaboratively process and experience emotions.

a)

Medulla Oblongata

b)

Cerebrum

c)

Cerebellum

d)

Limbic System

55.

The plexus that supplies the upper limbs is the _________ plexus.

a)

Sciatic

b)

Cervical

c)

Lumbar

d)

Brachial

e)

Bronchiole

56.

The lobe that is immediately posterior the central sulcus and that is involved in general sensory functions is the...

a)

Parietal lobe

b)

Occipital lobe

c)

Temporal lobe

d)

Insula

57.

The largest and longest nerve in the body is the ________ nerve.

a)

Sciatic

b)

Saphenous

c)

Ophthalmic

d)

Abducens

58.

The shallow depressions between folds on the surface of the brain are called ?

a)

Gyri

b)

Ventricles

c)

Sulci

d)

Syncitia

59.

The portion of the brain involved primarily with vision is the...

a)

Occipital lobe

b)

Temporal lobe

c)

Insula

d)

Frontal lobe

e)

Parietal lobe

60.

The location of conscious thought processes and the origin of all complex intellectual functions is the...

a)

Cerebrum

b)

Cerebellum

c)

Brainstem

d)

Frontal lobe

61.

Sharp, color vision is a result of the function of...

a)

Rods

b)

Mechanorecptors

c)

Fovea centralis

d)

Cones

62.

What is the function of the auditory tube ?

a)

To equalize sound in the ear

b)

To equalize air pressure between the atmosphere and the middle ear

c)

Transmit sound from the pinna to the eardrum

d)

Transmit sounds between the atomsphere and the middle ear

63.

The gelatinous mass inside of the eye is called the...

a)

Vitreous humor

b)

Macula lueta

c)

Sclera

d)

Saccule

64.

Changes in the external and internal environment are ________ that are detected by the sensory system.

a)

Stimuli

b)

Sensations

c)

Receptors

d)

Adaptations

65.

The structure that functions as a diaphragm to control pupil size is the...

a)

Ora serrata

b)

Suspensory ligament

c)

Iris

d)

Cornea

66.

What part of the retina lacks rods and cones ?

a)

Posterior retina

b)

Macula lutea

c)

Fovea centralis

d)

Optic disc

e)

All choices are correct

67.

The flavor of food depends upon...

a)

Smell

b)

Taste

c)

Both smell and taste

d)

Neither

68.

The function of the ossicles (eary bones) is to...

a)

Amplify sound waves and transmit them to the inner ear

b)

To provide a passageway for fluid from the middle to the inner ear

c)

To provide an airway between the middle and inner ear

d)

To prevent the invasion of microorganisms into the inner ear

69.

The middle and inner ear are housed within the _________ bone.

a)

Malleus

b)

Incus

c)

Temporal

d)

Stapes

70.

Certain odors can initiate behavioral and emotional reactions because...

a)

The olfactory pathway is connected directly to the medulla oblongata

b)

There are widespread olfactory associations within the hypothalamus and limbic system.

c)

Olfactory sensations are interpreted at the prefrontal cortex

d)

The sense of olfaction occurs immediately at the olfactory epithelium

e)

The olfactory pathway is connected directly to the occipital lobe

71.

Which photoreceptor cells function in dim light ?

a)

Rods

b)

Cones

72.

Where is the greatest concentration of cones located ?

a)

Cornea

b)

In the fovea centralis

c)

Lens

d)

Retina

73.

The part of the cochlea that converts pressure waves (from sounds) into changes in membrane potentials is the...

a)

Modulus

b)

Scala tympani

c)

Spiral organ (organ of Corti)

d)

Scala vestibuli

74.

What part of the retina is responsible for the sharpest vision ?

a)

Fovea centralis

b)

Lens

c)

Pupil

d)

Iris

75.

Supination is a type of

a)

Rotation

b)

Adduction

c)

Abduction

d)

Extension

76.

The bones found in the skull are

a)

Short

b)

Long

c)

Irregular

d)

Flat

77.

The cranium protects the

a)

Lungs

b)

Brain

c)

Heart

d)

Stomach

78.

Bones are a storage place for minerals such as

a)

Calcium and potassium

b)

Sodium and potassium

c)

Calcium and phosphorous

d)

Calcium and sodium

79.

Immovable joints are found in the

a)

Infant skull

b)

Adult skull

c)

Adult spinal column

d)

Infant spinal column

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