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HBS Unit 2: Communication

Total questions: 50

Worksheet time: 30mins

Name
Class
Date
1.
What is the green area called?
a)
Frontal lobe
b)
Parietal lobe
c)
Occipital lobe
d)
Cerebrum
2.
What is the pink area called?
a)
Parietal lobe
b)
Temporal lobe
c)
Occipital lobe
d)
Cerebellum
3.
What is the function of the occipital lobe?
a)
Hearing
b)
Seeing
c)
Communication
d)
Coordination
4.
What is the red area called?
a)
Cerebrum
b)
Cerebellum
c)
Brain Stem
d)
Occipital lobe
5.
A convoluted ridge between anatomical grooves.
a)
Gyrium
b)
Gyrum
c)
Gyrus
d)
Jyrus
6.
A momentary reversal in electrical potential across a plasma membrane (as of a nerve cell or muscle fiber) that occurs when a cell has been activated by a stimulus.
a)
Electric Potential
b)
Potential Energy
c)
Action Potential
d)
Kinetic Potential
7.
A long nerve cell process that usually conducts impulses away from the cell body.
a)
Dendrite
b)
Axon
c)
Cell body
d)
Axial branch
8.
In a neuron, an insulating coat of cell membrane from Schwann cells that is interrupted by nodes of Ranvier.
a)
Myelin sheet
b)
Nylon sheet
c)
Myelin sheath
d)
Nyelin sheath
9.
A substance (as norepinephrine or acetylcholine) that transmits nerve impulses across a synapse.
a)
Norotransmitter
b)
Neurotransmitter
c)
Electrotransmitter
d)
Synoptictransmitter
10.
The time elapsing between the beginning of the application of a stimulus and the beginning of an organism's reaction to it.
a)
Reaction Time
b)
Response Time
c)
Action Time
d)
Reaction Potential
11.
An automatic and often inborn response to a stimulus that involves a nerve impulse passing inward from a receptor to the spinal cord and thence outward to an effector (as a muscle or gland) without reaching the level of consciousness and often without passing to the brain.
a)
Reaction
b)
Reflex
c)
Reflection
d)
Reflects
12.
The place at which a nervous impulse passes from one neuron to another.
a)
Synaptic gap
b)
Neural gap
c)
Synapse
d)
Neuraltransmitter
13.
A gland (as the thyroid or the pituitary) that produces an endocrine secretion -- called also ductless gland, gland of internal secretion.
a)
Exocrine Gland
b)
Lymphatic Gland
c)
Digestive Gland
d)
Endocrine Gland
14.
A gland (as a sweat gland, a salivary gland, or a kidney) that releases a secretion external to or at the surface of an organ by means of a canal or duct.
a)
Endocrine Gland
b)
Exocrine Gland
c)
Limbic Gland
d)
Excretory Gland
15.
A protein hormone that is produced especially by the pancreatic islets of Langerhans and that promotes an increase in the sugar content of the blood by increasing the rate of breakdown of glycogen in the liver.
a)
Glycogen
b)
Glucagon
c)
Gylcogone
d)
Glucose
16.
Any one of the many circulating chemical signals found in all multicellular organisms that are formed in specialized cells, travel in body fluids, and coordinate the various parts of the organism by interacting with target cells.
a)
Lymph fluid
b)
Neurotransmitter
c)
Hormone
d)
Fluid Transmitter
17.

Helps maintain homeostasis by coordinating the endocrine and nervous systems; secretes hormones like TRH which regulate the anterior pituitary.

a)

Lymbus

b)

Hypothyrus

c)

Hypoglandulus

d)

Hypothalamus

18.
A vertebrate hormone that lowers blood glucose levels by promoting the uptake of glucose by most body cells and the synthesis and storage of glycogen in the liver.
a)
Glucose
b)
Glucagon
c)
Insulin
d)
Gycolin
19.

An endocrine gland at the base of the hypothalamus; consists of a posterior lobe and an anterior lobe, which produces and secretes many hormones that regulate diverse body functions.

a)

Thyroid gland

b)

Pituitary gland

c)

Parathyroid gland

d)

Pancreas

20.
The automatic adjustment of the eye for seeing at different distances affected chiefly by changes in the convexity of the crystalline lens.
a)
Accommodation
b)
Degeneration
c)
Adjustment
d)
Myoptic Response
21.
A defect of an optical system (as a lens) causing rays from a point to fail to meet in a focal point resulting in a blurred and imperfect image.
a)
Myopia
b)
Astigmatism
c)
Dystopia
22.
The small circular area in the retina where the optic nerve enters the eye that is devoid of rods and cones and is insensitive to light.
a)
Myopic Spot
b)
Can't see Spot
c)
Blind spot
d)
Unfocused spot
23.
Any of the conical photosensitive receptor cells of the vertebrate retina that function in color vision.
a)
rod
b)
maculus
c)
tapetum
d)
cone
24.
The transparent part of the coat of the eyeball that covers the iris and pupil and admits light to the interior.
a)
Retina
b)
Iris
c)
Cornea
d)
Lens
25.

The muscular diaphragm that is suspended in the aqueous humor in front of the lens of the eye and perforated by the pupil.

a)

Lens

b)

Iris

c)

Retina

d)

Fovia

26.

The sensory membrane that lines most of the large posterior chamber of the vertebrate eye. It is composed of several layers including one containing the rods and cones, and receives the image formed by the lens and converting it into chemical and nervous signals which reach the brain by way of the optic nerve.

a)

Tapetum

b)

Retina

c)

Iris

d)

Pupil

27.
Any of the long rod-shaped photosensitive receptors in the retina responsive to faint light.
a)
Cones
b)
Color cells
c)
Rod
d)
Photons
28.

A condition that attacks the myelin sheath and results in the loss of muscle function, double vision, loss of balance, poor coordination, tremors, tingling, numbness

a)

Parkinson's

b)

cerebral palsy

c)

Belle's palsy

d)

Multiple Sclerosis

29.

A condition in which abnormal, rapid impulses are released by brain cells, causing skeletal muscles to contract violently and uncontrollably

a)

encephalitis

b)

aphasia

c)

coma

d)

epilepsy

30.
Label the Neuron-What does the letter "A" represent?
a)
Axon
b)
Dendrite
c)
Axon Terminal
d)
Cell Body
31.
Label the Neuron-What does the letter "H" represent?
a)
Schwann Cell
b)
Axon
c)
Axon Terminal
d)
Dendrite
32.
What number on the graph represents the Depolarization phase?
a)
1
b)
2
c)
3
d)
4
33.
What number on the graph represents the Hyperpolarization phase?
a)
1
b)
2
c)
3
d)
4
34.
What is letter B
a)
Optic nerve
b)
Lens
c)
Cornea
d)
Retina
35.
What is letter I?
a)
Cornea
b)
Lens
c)
Vitreous humor
d)
Optic nerve
36.
A person has a stroke effecting her occipital lobe.  What might happen to her?
a)
reduced planning abilities
b)
deafness
c)
coma
d)
blindness
37.
The white portion of the eye (In Humans).
a)
Pupil
b)
Sclera
c)
Dyslexia
d)
Retina
38.
What is the insulating membrane that surrounds parts of the axon that helps to protect & propagate action potential?
a)
Axon
b)
Dendrites
c)
Node of Ranvier
d)
Myelin Sheath
39.
These carry signals from tissues and organs to the brain and spinal cord
a)
Sensory Neurons
b)
Motor Neurons
c)
Efferent Neurons
d)
Glial Cells
40.
These connect Sensory and Motor Neurons to each other and are located in the brain and spinal cord
a)
Sensory Neurons
b)
Motor Neurons
c)
Interneurons
d)
Afferent Neurons
41.
When a neuron is depolarized, what are the first channels to open?
a)
Sodium
b)
Potassium
c)
Calcium
d)
ACTH
42.
This picture is an example of a
a)
Nerve Impulse
b)
Reflex Arc
c)
Neural Arc
d)
Cerebral Processing
43.

What is the potential difference across a neuron in its resting state?

a)

+40 mV

b)

-40 mV

c)

+70 mV

d)

-70 mV

44.

Why is a reflex action is faster than a reaction?

a)

The information comes directly from the brain.

b)

Before the stimulus, you have time to think of your response.

c)

It is a voluntary action.

d)

The response is made without the information going to the brain.

45.
_____ neurons carry  messages away from the central nervous system.
a)
Motor
b)
Inter
c)
Sensory
d)
Flower
46.
Label the Neuron-What does the letter "E" represent?
a)
Schwann Cell
b)
Node of Ranvier
c)
Axon Terminal
d)
Myelin Sheath
47.
What is the type of lens that suitable to make a correction for person who experience a short nearsightedness vision?
a)
curved lens
b)
convex lens
c)
bifocal lens
d)
concave len
48.
Where is the position of image form for farsightedness vision? 
a)
on the retina
b)
behind the retina
c)
in front of retina
d)
no image form
49.
When the eyeball is too long causing Nearsightedness
a)
Myopia
b)
Hyperopia
c)
Asigmatism
d)
Presbyopia
50.
When the eyeball is too short, causing Farsightedness
a)
Hyperopia
b)
Myopia
c)
Glaucoma
d)
Astigmatism

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