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Zool 233: Histology Question Paper

Zool 233: Histology

Course:Bachelor Of Education Arts

Institution: Chuka University question papers

Exam Year:2013

CHUKA

UNIVERSITY

UNIVERSITY EXAMINATIONS
SECOND YEAR EXAMINATIONS FOR THE AWARD OF DEGREE IN BACHELOR OF EDUCATION (SCIENCE)
ZOOL 233: HISTOLOGY
STREAMS: BED (SCI) Y2S2 TIME: 2 HOURS
DAY/DATE: WEDNESDAY 17/4/2013 11.30 AM – 1.30PM
INSTRUCTIONS:

Answer all questions in section A and any two questions in section B.

SECTION A (30 MARKS)

1. (a) State three ways in which epithelial tissues are classified. [3 Marks]

(b) Name the tissues and organs in which the epithelia listed below are found.
[4 Marks]
(i) Transitional epithelium
(ii) Pseudostratified columnar epithelium
(iii) Simple squmous epithelium
(iv) Stratified squmous non Keratinized epithelium.

2. Discuss briefly the three types of muscle tissues. [6 Marks]

3. (a) Name the connective tissue in which the following cells are located and give the
function of each. [2 Marks]

(i) Adipocytes
(ii) Chondroblast
(iii) Oestoblast
(iv) Fibroblast
(b) Describe the types and functions of cells found in the islets of langherhans. [4 Marks]

4. Describe briefly the layers of the adrenal cortex giving the secretion(s) of each.
[4 ½ Marks]

5. (a) List the tunics of the wall of arteries [1 ½ Marks]

(b) Describe the sequence of excitation in the mammalian heart. [5 Marks]

SECTION B (40 MARKS)

6. Describe the general histology of the wall of the alimentary canal in humans.
[20 Marks]

7. Describe in detail the structure and function of different types of white blood cells. [20 Marks]

8. Describe the structure and function of the human skin. [20 Marks]

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Zool 233: Histology Question Paper

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