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Grade12 quiz1 revision

Total questions: 18

Worksheet time: 10mins

Name
Class
Date
1.

Many hollow internal organs such as the stomach, intestine, and bladder are lined with involuntary muscle called?

a)

Skeletal muscle

b)

Smooth muscle

c)

Cardiac muscle

2.

Which of the following muscles are classified as voluntary muscle?

a)

Cardiac muscle

b)

cardiac and skeletal muscle

c)

Skeletal muscle

d)

Smooth muscle

3.

The involuntary muscle present only in the heart is called?

a)

Cardiac muscle

b)

Skeletal muscle

c)

Smooth muscle

4.

Under a microscope, cardiac muscle does not appear striated or striped?

a)

True

b)

False

5.

The functional unit of a muscle and the part of the muscle that contracts?

a)

Tendons

b)

Biceps

c)

Sarcomere

6.

The tough bands of connective tissue, that connect muscles to bones is called??

a)

Joint

b)

Tendons

c)

Neuron

7.

During exercise, lactic acids builds up in muscle cells causing fatigue?

a)

True

b)

False

8.

A small gap exists between the axon of one neuron and the dendrite of another neuron. This gap is called??

a)

Neurotransmitter

b)

Synapse

c)

Junction

d)

Tendons

9.

A chemical that diffuses a cross a synapse and binds to receptors on the dendrites of neighbouring neuron is called?

a)

Hormone

b)

Enzymes

c)

Neurotransmitter

10.

The minimum stimulus to cause an action potential to be produced is called??

a)

Threshold

b)

Strength

c)

Response

11.

An electrical charge traveling the length of a neuron is called?

a)

reflex

b)

Neurotransmitter

c)

Nerve impulse

12.

A nerve pathway that consists of a sensory neuron, an interneuron, and a motor neuron is called?

a)

Respond

b)

Reflex arc

c)

Negative charge

d)

Wave

13.

specialized cells that help you gather information about your environment, interpret information and react to it??

a)

Neurons

b)

Glands

c)

Tissues

d)

Brain

14.

The region of neuron that receive signals called impulses from other neurons and conduct the impulses to the cell body?

a)

Cell body

b)

Dendrites

c)

Axon

15.

The nucleus of the neuron and many of the cell organelles are found in??

a)

Axon

b)

Dendrites

c)

Cell body

16.

The religion of neuron that carry the nerve impulse from the cell body to other neurons and muscles?

a)

Cell body

b)

Axon

c)

Dendrites

17.

The type of neuron that send impulses from receptor in the skin and sense organs to the brain and spinal cord is called?

a)

Sensory neuron

b)

Motor neuron

c)

Interneuron

18.

The type of neuron that carry impulses away from the brain and spinal cord to a gland and muscle?

a)

Motor neuron

b)

Sensory neuron

c)

Interneuron