Questions

Question 1

Blood plasma is (answer wrt pH)

Answer 1

Alkaline (7.4?)

Question 2

Prothrombin, albumin and fibrinogen are synthesized by

Answer 2

Liver

Question 3

The tissue which forms the basic structure of lymphoid organs, like bone marrow, spleen, etc. is

Answer 3

Reticular tissue

Question 4

Which is the principle cation in the plasma of blood?

Answer 4

Sodium

Question 5

Polycythemia is the abnormal increase in? problematic how?

Answer 5

Erythrocytes. Increased number makes blood viscous and can precipitate heart failure.

Question 6

WBCs are more in number or RBCs?

Answer 6

600:1 ratio. RBC more in number.

Question 7

Would it be wrong to say that ciliated epithelium is found in trachea and Fallopian tubes

Answer 7

Ciliated epithelium (simple) is found in bronchioles and Fallopian tubes whereas Ciliated pseudostratified columnar is specifically present in trachea and bronchi, pharynx.

Question 8

Sesamoid bone example

Answer 8

Patella

Question 9

TENDON IS

Answer 9

WHITE FIBROUS CONNECTIVE TISSUE (collagen)

Question 10

Stratum germinatum has?

Answer 10

Columnar cells

Question 11

Hair loss is more in old age due to?

Answer 11

Decreased blood supply

Question 12

When muscles contract, which zone’s length decreases

Answer 12

H- Zone

Question 13

Give different types of globulin

Answer 13

there’s alpha, beta and gamma.

interestingly, antibody is another name given to gamma globulins.

Question 14

Two reasons why nucleus and organelles are absent in RBCs. what’s the irony?

Answer 14

obviously 1). to increase oxygen carrying capacity
2). to decrease oxygen consumption

the one which is tasked with supplying oxygen doesn’t get to use it

Question 15

From evolutionary point of view which tissue originated first?

Answer 15

Epithelial tissue

Question 16

The gall bladder and bile duct are lined by?

Answer 16

Simple columnar epithelium

Question 17

Describe the germinative layer of transitional epithelium

Answer 17

TRICK OR TREAT

Transitional epithelium lacks both basement membrane and germinative layer.

Question 18

True coelom is covered by

Answer 18

Mesoderm

Question 19

Zymogen cells are found in

Answer 19

Stomach

(Zymogen is an inactivated precursor of an enzyme and is stored in zymogen granules which are found in acinar cells of pancreas and salivary glands also/ zymogen granules are found in the cytoplasm of secretory cells)

~acinus (pl. Acini): small sac like cavity in a gland which is surrounded by secretory cells

Question 20

Zymogen cells are found in

Answer 20

Stomach

(Zymogen is an inactivated precursor of an enzyme and is stored in zymogen granules which are found in acinar cells of pancreas and salivary glands also/ zymogen granules are found in the cytoplasm of secretory cells)

~acinus (pl. Acini): small sac like cavity in a gland which is surrounded by secretory cells

Question 21

Do frogs have brown fat?

Answer 21

No, humans and small rodents do.

Question 22

Describe brown fat cells. Comment on their oxidation power wrt yellow fat

Answer 22

They are multilocular with a looot of mitochondria and are polygonal in appearance. They are found in hibernating mammals like rat and other rodents and in new born humans.

~their oxidation power is 20 times more than that of yellow fat

Question 23

Collagen fibres are found maximum in? (Ligaments, tendons, cartilage, bone)

Answer 23

TENDONSSSSSSS

Question 24

Lymphatic tissue is a constituent of which vestigial organ

Answer 24

Vermiform appendix

Question 25

Which is cartilage is the most commonest to ossify

Answer 25

Hyaline

Seen in: tracheal and bronchial rings, larynx, nasal septum, coastal end of ribs, articular surfaces at joints of long bones
Sternum, sternal part of ribs too

Question 26

Vertebrae of shark has which cartilage

Answer 26

Calcified cartilge (also: suprascapula of frogs)

Question 27

Hyoid apparatus is made

Answer 27

Hyaline

Question 28

Bone marrow is composed of

Answer 28

Adipose, Areolar tissue and blood vessels

Question 29

Normal haemopoiesis in frogs occurs in

Answer 29

Liver and spleen

Question 30

MESENCHYME refers to

Answer 30

Term coined by Hertwig, refers to all tissues in adult body derived from mesoderm

Question 31

Superficial layer of dead cells in skin is called

Answer 31

Stratum corneum

FUN FACT: Horns of mammals are formed by stratum corneum of the skin

Question 32

Why does ageing occur

Answer 32

Due to deterioration of connective tissue

Question 33

Why do ancient mummies still have their arteries intact?

Answer 33

Due to well preserved elastic fibres