Deck 7: Vision, Hormones, and Neurotransmitters

Question 1

Semicircular canals are involved in which sense?

A)Auditory
B)Kinesthetic
C)Olfactory
D)Visual

Answer 1

Auditory

Question 2

The dispute between the place theory and the frequency theory has to do with the action of the

A)Basilar Membrane
B)Ossicles
C)Inferior colliculus
D)Somatosensory cortex

Answer 2

Basilar Membrane

Question 3

Disruptions of dopamine transmission lead to resting tremors and jerky motor movements called -----

A)Parkinson's disease
B)Amnesia
C)Alzheimer's disease
D)schizophrenia

Answer 3

Parkinson's disease

Question 4

Motor disturbances in Parkinson's disease can be treated with a drug called-----

A)Amphetamine
B)Haloperidol
C)L-dopa
D)Lithium

Question 5

The endocrine system is the internal communication network in the body, and it uses chemical messengers called-----

A)Neurons
B)Blood
C)Impulses
D)Hormones

Question 6

Which hormone increases body energy and prepare us for 'Fight or Flight' response?

A)Thyroxin
B)Dopamine
C)Adrenaline
D)Serotonin

Question 7

Which part is known as the ' relay centre' and transmit almost all the sensory messages?

A)Cerebellum
B)Thalamus
C)Limbic system
D)Hypothalamus

Question 8

Which chemical in the following list can act as both a neurotransmitter and a hormone?

A)Epinephrine
B)Dopamine
C)Insulin
D)Thyroxin

Question 9

Once hormone has been secreted, it reaches to target organ through

A)Neurons
B)Blood
C)Proteins
D)Neurotransmitters

Question 10

Insulin is an example of

A)peptides
B)amino acids
C)fatty acids
D)Steroids

Question 11

What is a target cell?

A)Specialized receptor cells that accepts hormones
B)Specialized cells that secrets hormones
C)Cells which controls the secretion rate of hormones
D)Cells that determine where to store hormones

Question 12

Endocrine glands are called ductless glands because they secrete their hormones:

A)through genes
B)directly into the blood
C)through chromosomes
D)through tubes

Question 13

Which neurotransmitter is produced by the neurons located in a region of brain called substantia nigra?

A)Acetylcholine
B)Nor epinephrine
C)Dopamine
D)Serotonin

Question 14

Under strong emotions:

A)Thyroxin is secreted
B)Cortin is secreted
C)Adrenalin is secreted
D)Dopamine is secreted

Question 15

Autocrine action is used to describe a hormone that :

A)Acts on the cells that released it.
B)More localized action
C)Acts quickly under emergency conditions
D)Acts automatically

Question 16

Cholecystokinin (CCK) is an example of :

A)Neurochemical
B)Hormones
C)Neurohormones
D)Chemical

Question 17

, the receptors within the endocrine gland register that there is enough hormone circulating and turn off production and/or release of any more hormone at some cut-off point, known as:

A)Positive feedback
B)Negative feedback
C)Response initiation
D)Response prevention

Question 18

Release of oxytosine is an example of

A)Hormone secretion
B)Positive feedback
C)Negative feedback
D)Neurochemical secretion

Question 19

Most of the hormones that circulate around the body are controlled in one way or another by ----------

A)Pituitary gland
B)Adrenal gland
C)Liver
D)Thymus gland

Question 20

Control of the anterior pituitary is by -----------inputs from the hypothalamus but the posterior pituitary are controlled by --------input from the hypothalamus.

A)Hormonal; Neuronal
B)Neuronal; Hormonal
C)Hormonal; electro chemical
D)Neuronal; electrical

Question 21

Two hormones which have a significant role at the time of child birth are:

A)Oxytocin and adrenaline
B)Dopamine and vasopressin
C)Serotonine and vasopressin
D)Oxytocin and vasopressin

Question 22

The hormones released by the anterior pituitary are usually stimulating hormones but one of them acts directly on target cells:

A)Oxytocin
B)Prolactin
C)Dopamine
D)Epinephrine

Question 23

glucocorticoids, the mineralocorticoids and the sex steroids are released by which gland?

A)Adrenal medulla
B)Adrenal cortex
C)Pancreas
D)Gonads

Question 24

Sex steroids are involved in:

A)Reproduction
B)Delivery
C)Secondary sexual charecteristics
D)Sexual arousal

Question 25

Diabetic conditions are due to imbalance in the secretion of ------- and ------ -hormones from-----gland.

A)Insulin and glucagon; pancreas
B)Insulin and cortisol; pancreas
C)Glucagon and steroids; pituitary
D)Insulin and glucagon; liver