Human Physiology

Filtration of the blood takes place at

• PCT

• DCT

• Collecting ducts

• Malpighian body

Which of the following is removed from our body by lungs?

• CO2 only

• CO2 and H2O

• H2O

• Ammonia

Which one of the following statements is incorrect?

• Birds and land snails are uricotelic animals.

• Mammals and frogs are ureotelic animals

• Aquatic amphibians and aquatic insects are ammonotelic animals

• Birds and reptiles are ureotelic.

The condition of accumulation of urea in the blood is termed as

• Renal Calculi

• Glomerulonephritis

• Uremia

• Ketonuria

Which one of the following is also known as antidiuretic hormone?

• Oxytocin

• Vasopressin

• Adrenaline

• Calcitonin

Dialysing unit (artificial kidney) contains a fluid which is almost same as plasma except that it has

• High glucose

• High urea

• No urea

• High uric acid

Thymosin is responsible for

• Raising the blood sugar level

• Raising the blood calcium level

• Differentiation of T lymphocytes

• Decrease in blood RBC

Leydig cells produce a group of hormones called

• Androgens

• Estrogens

• Aldosterone

• Gonadotropins

A hormone responsible for normal sleep-wake cycle is

• Epinephrine

• Gastrin

• Melatonin

• Insulin

Corpus luteum secretes a hormone called

• Prolactin

• Progesterone

• Aldosterone

• Testosterone