Medical Quiz

Brain Quiz


Controls hearing and smell

A. Frontal Lobe

B. Temporal Lobe

C. Occipital Lobe

D. Parietal Lobe

Without the ____ the two sides of our brain couldn’t communicate. 

A. Frontal Lobe

B. Cerebral Cortex

C. Thalamus

D. Corpus Callosum 

What does the sclera do?

A. protects the eye

B. helps the eye focus

C. allows light to enter eye

D. transmits light rays to retina

The “fight or flight” response during threatening situations in the role of the:

A. sympathetic nervous system

B. parasympathetic system

C. somatic nervous system

D. cerebellum

What part of the eye is a clear protective structure that allows light to enter the eye?

A. iris

B. retina

C. cornea

D. choroid

Conditioned reflexes involve

A. An immediate response because your body should know how to respond to something by itself

B. An on the spot reaction that doesn’t involve prior knowledge

C. Prior thought or learning

D. A slow response to an object moving

There is one pair of _____nerves.

A. lumbar

B. cranial

C. sacral

D. coocygeal

Which of the following transmits information from the spinal cord to the extremities of the body?

A. ventral roots

B. dorsal roots

C. dorsal root ganglia

Controls behaviors (hunger, thirst, sleep, body temperature) through the release of hormones.

A. hypothalamus

B. thalamus

C. adrenal glands

D. pineal gland

Reflex actions are important because

A. They provide a quick, involuntary response

B. They prevent injury

C. They are essential to the survival of organisms

D. All of the above

Which letter represents the Thoracic Region of the spinal cord and vertebral column?

A. A

B. B

C. C

D. E

The spinal cord passes through the __________.

A. foramen ovale

B. foramen magnum

C. foramen rotundum

How many pairs of spinal nerves are there?

A. 31

B. 30

C. 12

D. 7

In a reflex arc, the sensory neuron leads to the ___________ and the motor neuron leads to the __________

A. Spinal cord, CNS

B. CNS, muscle

C. Spinal cord, muscle

D. Muscle, CNS

Given these components of a reflex:
1. association neuron
2. skeletal muscle
3. afferent neuron
4. efferent neuron
5. sensory receptor

Choose the sequence below that best represents the order followed in a reflex, from stimulus to response.

A. 5, 4, 3, 2, 1 

B. 5, 3, 2, 4, 1

C. 5, 4, 3, 1, 2

D. 5, 3, 1, 4, 2

What is protected by the vertebral column?

A. Ligaments

B. Spinal cord

C. Muscles

D. The brain stem

Innervate skin and blood vessels of the head

A. somatic

B. autonomic

C. sympathetic

D. parasympathetic

Which of the following is TRUE of the parasympathetic nervous system?

A. It decreases heart rate

B. It slows digestion

C. It relaxes the bladder

D. It dilates the bronchi

What part of the eye sits on the outer surface of the cornea and lines the eyelids. This structure produces mucous

A. iris

B. lens

C. retina

D. conjunctiva

what controls your balance ?!

A. thalamus

B. cerebellum

C. basal ganglia

D. frontal lobes

What tissue is not innervated by the autonomic nervous system?

A. Glands

B. Skeletal Muscle

C. Cardiac Muscle

D. Smooth Muscle

An effector is also known as a ____________ to an action

A. Stimulus

B. Sensory neuron

C. Motor neuron

D. Response

Which part of the eye is the outer white part of the eye?

A. cornea

B. iris

C. ciliary body

D. sclera

Which of the following is the characteristics of somatic motor pathway?

A. The neurotransmitter used is norepinephrine

B. The neurotransmitter used is norepinephrine

C. The number of neurons per message is two

D. The effectors are skeletal muscle

The membranes covering the brain and spinal cord are the _________.

A. thalamus

B. ventricles

C. meninges

D. choroid plexuses


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