Endocrine System

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Endocrine System

This section covers the human endocrine system. It contains a total of 20 questions.

The most likely explanation for this combination of symptoms below is that the person... *

2 points

secretes too much growth hormone

has an overactive thyroid gland

is diabetic and just had an insulin injection

has an underactive hypothalamus

Which gland secretes aldosterone? *

2 points

Adrenal

Pituitary

Thyroid

Pancreas

During periods when temperature is low... *

2 points

the thyroxin levels are expected to be low

sweating increases

the blood vessels to the skin dilate

the ADH levels are expected to be low

The level of aldosterone will most likely increase after... *

2 points

consuming food with high salt content

sweating excessively

consuming food with a high glucose content

the constriction of blood vessels to the skin

Which of the following CORRECTLY represents the events involved in the secretion and action of ADH (antidiuretic hormone)? *

2 points

Which ONE of the following is a function of adrenalin? *

2 points

Lowering blood pressure

Promoting the conversion of glucose to glycogen

Increasing skeletal muscle tone

Causing the blood vessels of the skin to dilate

The hormone that prepares the human body for an emergency situation is...

2 points

ADH

thyroxin

adrenalin

Clear selection

A tumour in the hypothalamus of the brain of a patient caused a condition called diabetes insipidus. Below are some of the patient's symptoms: Dehydration & Production of large quantities of dilute urine. Which ONE of the following is the most likely effect of the tumour?

2 points

Increased secretion of TSH

Decreased secretion of ADH

Increased reabsorption of water in the kidneys

Increased permeability of the collecting ducts in the kidney to water

Clear selection

Which ONE of the following combinations are factors that should have been kept constant during this investigation? *

2 points

i, ii, iii and iv

Only i, ii and iii

Only i, iii and iv

Only ii, iii and iv

A general conclusion that can be drawn from the results is that.. *

2 points

The graph above shows the relationship between the production of growth hormone and age

growth hormone is not secreted after the age of 50 years

the amount of growth hormone secreted decreases with age

the amount of growth hormone secreted increases with age

the amount of growth hormone secreted remains stable over time

A cancerous tumour in the pituitary gland/hypophysis causes an under-secretion of TSH in a patient. One of the possible effects of this on the patient is that his weight... *

2 points

decreases because his metabolic rate increases

remain the same because his metabolic rate is not affected

decreases because his metabolic rate decreases

increases because his metabolic rate decreases

Which ONE of the following hormones controls metabolic rate? *

2 points

Testosterone

Thyroxin

Growth hormone

Insulin

Clear form

This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy

Forms