ADRENERGIC RECEPTORS

Question 1

α1

Vascular smooth muscle

Answer 1

Vasoconstriction

Question 2

α1

Radial muscle of iris

Answer 2

Mydriasis

Question 3

α1

Pilomotor smooth muscle

Answer 3

Contraction

Question 4

α1

Urinary bladder

Answer 4

Urinary retention

Question 5

α2

CNS

Answer 5

Inhibition of release catecholamines

Question 6

α2

Peripheral blood vessels

Answer 6

Vasoconstriction

Question 7

β1

Heart

Answer 7

Tachycardia

Question 8

β1

Uterine muscles

Answer 8

Uterine relaxation

Question 9

β2

Blood vessels

Answer 9

Vasodilation

Question 10

β1

Liver

Answer 10

Glycogenolysis

Question 11

β2

Neuromuscular endplates

Answer 11

Hypokalemia

Question 12

β3

Adipose tissues

Answer 12

Lipolysis

Question 13

D1

Renal Blood Vessels

Answer 13

Renal vasodilation

Question 14

D2

GIT

Answer 14

Loss of peristalsis

Question 15

D2

CNS

Answer 15

Modulation of motor activity perception and behavior

Question 16

α1

Effector organ/s

Answer 16

• Vascular smooth muscle
• Urinary bladder
• Radial muscle of iris
• Pilomotor smooth muscle

Gq-linked

Question 17

α2 Pre-synaptic

Effector Organ/s

Answer 17

• CNS

Gi-linked

Question 18

α2 Post-synaptic

Effector Organ/s

Answer 18

• Peripheral blood vessels

Gq-linked

Question 19

β1

Effector Organ/s

Answer 19

• Heart
• Juxtaglomerular apparatus

Gs-linked

Question 20

β2

Effector Organ/s

Answer 20

• Uterine muscles
• Bronchioles
• Blood vessels
• Neuromuscular endplates
• Liver

Gs-linked

Question 21

β3

Effector Organ/s

Answer 21

• Adipose tissues

Gs-linked

Question 22

D1

Effector Organ/s

Answer 22

• Renal Blood Vessels

Gs-linked

Question 23

D2

Effector Organ/s

Answer 23

• GIT
• CNS

Gi-linked