Question

Frog's heart when taken out of the body continues to beat for sometime.
Select the best option from the following statements.
(A) Frog is a poikilotherm.
(B) Frog does not have any coronary circulation.
(C) Heart is "myogenic" in nature.
(D) Heart is autoexcitable.

A. Only (D)
B. (A) and (B)
C. (C) and (D)  
D. Only (C)
Answer :   (C) and (D)

Releted MCQ Question on
Zoology >> Structural Organisation in Animals

Releted Question 1

Cuboidal epithelium with brush border of microvilli is found in

A. Ducts of salivary gland
B. Proximal convoluted tubule of nephron
C. Eustachian tube
D. Lining of intestine
View Answer
Releted Question 2

Choose the correctly matched pair:

A. Inner lining of salivary ducts - Ciliated epithelim
B. Moist surface of buccal cavity - Glandular epithelium
C. Tubular parts of nephrons - Cuboidal epithelium
D. Inner surface of bronchioles - Squamous epithelium
View Answer
Releted Question 3

The ciliated columnar epithelial cells in humans are known to occur in:

A. eustachian tube and stomach lining
B. bronchioles and fallopian tubes
C. bile duct and oesophagus
D. fallopian tubes and urethra
View Answer
Releted Question 4

The kind of epithelium which forms the inner walls of blood vessels is:

A. cuboidal epithelium
B. columnar epithelium
C. ciliated columnar epithelium
D. squamous epithelium
View Answer

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Structural Organisation in Animals

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