Hairs in mammals are derivatives of:
A.Dermis
B.Epidermis
C.Mesodermis
D.Endodermis
Category: Integumentary System Mcqs
Which organ in mammals performs largest number of functions:
A.Skin
B.Rectum
C.Kidneys
D.Urinary bladder
Had the dead keratinized cells of our skin been living ones, most important disadvantage would have been:
A.Stopping of perspiration
B.Growth of bacteria upon skin
C.Entrance of bacteria into body through skin
D.Stopping of hair growth upon skin
Shedding of skin by frog is called:
A.Regeneration
B.Moulting
C.Metamorphosis
D.None of these
Normaly body temperature of man is 98.6?F but of rabbit is:
A.93?F
B.94?F
C.95?F
D.96?F
Maintenance of high body temperature helps mammals in carrying out fast:
A.Respiration
B.Reproduction
C.Locomotion
D.Digestion
Milky secretion of which of the following glands is responsible forcharacteristic smell of rabbits:
A.Mammary glands
B.Inguinal glands
C.Zeis glands
D.Meibomian glands
Which of the following features of human skin tends to prevent evaporation of water from it:
A.Presence of sweat glands and their secretion
B.Dry, dead cells of stratum corneum
C.Subcutaneous fat
D.Presence of melanin
Temperature regulation by sweating occurs in:
A.Fish
B.Frog
C.Lizard
D.Rabbit
Which of the following chromatophores in frog have guanin in them:
A.Lipophores
B.Melanophores
C.Iridiccytes
D.None of these
