sciency things

Question 1

describe skeletal muscle

Answer 1

organised, smallest contractile unit is the muscle fibre. each surrounded by endomysium

Question 2

describe smooth muscle

Answer 2

cells not striated, single central nucleus, gap junction between cells, no sarcomeres

Question 3

describe muscle fibre type I

Answer 3

slow oxidative - dense capillary network, myoglobulin, resist fatigue

Question 4

describe muscle fibre type IIa

Answer 4

fast oxidative - aerobic metabolism

Question 5

describe muscle fibre type IIb

Answer 5

fast glycolytic - easily fatigued

Question 6

rhabdomyolysis traid

Answer 6

myalgia, muscle weakness, myoglobinuria

Question 7

what type of hypersensitivity reaction is MS

Answer 7

type 4 - cell mediated

Question 8

normal CSF volume

Answer 8

120-150ml. (500ml produced each day)

Question 9

what is CSF produced by

Answer 9

lateral and 4th ventricles. absorbed by arachnpid granulations

Question 10

what does CSF contain

Answer 10

lymphocytes, neutrophils, protein, glucose. NOT RBC

Question 11

Head trauma - anterior cranial fossa sign

Answer 11

racoon or panda eyes

Question 12

head trauma - middle cranial fossa sign

Answer 12

battle sign over mastoid area

Question 13

definition of coma

Answer 13

do not open eyes or obey commands or speak. equates to score of 8 or less on glasgow coma scale

Question 14

intentional tremor cause

Answer 14

cerebellar disease

Question 15

postural tremor cause

Answer 15

drug induced/metabolic

Question 16

resting tremor cause

Answer 16

parkinsons

Question 17

is cerebellar function ipsilateral or conralateral

Answer 17

ipsilateral