Endocrine System MCQs with Answers

What are hormones?

• A.Secretions of salivary glands
• B.Secretions of ductless gland
• C.Secretions of sweat glands
• D.Secretions of tear glands

At the start of parturition, which axis becomes significant?

• A.Fetal Adrenal-Pituitary-Adrenal Axis
• B.Hypothalamic-Pituitary-Ovarian Axis
• C.Renin-Angiotensin-Aldosterone Axis
• D.Hypothalamic-Pituitary-Thyroid Axis

One of the endocrine glands responsible for failure in ovulation is?

• A.Thyroid
• B.Adrenal
• C.Pituitary
• D.Pancreas

Which function is controlled by the adrenal glands?

• A.Quantity of glucose in blood
• B.Regulation of body temperature
• C.Production of digestive enzymes
• D.Filtration of blood

Administration of hormones may show huge sexual responses ?

• A.In experienced partners
• B.In all individuals equally
• C.Only in females
• D.Only in adolescents

The hormones of pituitary are controlled through ?

• A.Positive feedback system
• B.Negative feedback system
• C.Neutral feedback system
• D.None of these

The pituitary gland is found in which part of the body?

• A.Brain
• B.Neck
• C.Abdomen
• D.Chest

An enzyme that attaches a phosphate group to another molecule is called a _?

• A.Kinase
• B.Phosphatase
• C.Ligase
• D.Isomerase

Prostaglandins are released by?

• A.Amino acids
• B.Fatty acids
• C.Nucleic acids
• D.Simple sugars

Portal system of hypothalamus in male Guinea pig may control _?

• A.Secretion of anterior pituitary part
• B.Secretion of posterior pituitary part
• C.Secretion of thyroid gland
• D.Secretion of adrenal cortex