ايه رأيكم فى الامتحان
وساعة كويس علية ولا لأ
answer the following questions
1-
A-Enumerate the functions of each of the following
a) Golgi apparatus . b) smooth endoplasmic reticulum
c) cell nucleus . d) Desmosomes and hemidesmosomes
B - Enumerate types of cell membrane protein channels . Give a short account on carrier -mediated transport across the cell membrane
2-
A- Enumerate the properties of transmission at the neuromuscular junction
B- physical training and its effects on skeletal muscles
3-
A- Enumerate types of autonomic adrenergic receptors
B- Horner"s syndrome (definition and manifestation)
4-
Give an account on phases of excitability of the cardiac muscle and its relation to its electrical
and contractility changes
5-Define the following :
a- chronaxea and its significance
b- Rhythmicity of the heart and its value in different cardiac parts
c- Autonomic ganglia and its types
d- Saltatory nerve conduction and its significance