NAS MCQ QUESTIONS Flashcards by Sio FitzGerald

The trachea is made of

Incomplete rings of hyaline cartilage

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How is TB spread?

Droplet

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How is oxygen carried in the blood?

Erythrocytes

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What causes Addison’s Syndrome?

Hypersecretion of adrenocortical hormones

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How does the parasympathetic nervous system affect the digestive system?

Increases the flow of saliva and enhances peristalsis

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Where can the enzyme Trypsin be found?

Juices from the pancreas

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Where does ingestion take place?

Mouth

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What does a deficiency in Vitamin K cause?

Hemorrhage

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Which enzyme does hydrochloric acid activate?

Pepsin

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What is the function of adipose tissue?

Protect and insulate the body

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What type of tissue is Areolar Tissue?

Connective tissue

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What is the role of the Endoplasmic Reticulum?

It is a protein factory

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How is lymph drained back into the bloodstream?

Through the lymphatic nodes

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The function of the lymph nodes include

Act as a biological filter

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Cystitis is inflammation of the

Bladder

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A ligament connects

Bone to bone

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The function of a lymph vessel is to

Work with blood to collect and distribute waste

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Control of balance and co-ordination are functions of the

Cerebellum

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The fifth cranial nerve is the

Trigeminal nerve

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The function of the myelin sheath includes

To speed up nerve conduction

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Characteristics of arteries

Thick walled, small lumen

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The arteries and veins of the lower arm and hand are

Cephalic, basilic

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The release of nor adrenaline causes

Accelerates conversion of glycogen to glucose

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The cause of Cushings disease include the

Hyper secretion of glucocorticoid hormones

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The posterior lobe of the pituitary gland secretes

Vasopressin and oxytocin

Hyper secretion of the thyroid gland can cause

Graves’ disease

Hormones are carried in the

Circulatory system

Lordosis is defined as

Exaggerated inward curvature of the spine

The bones of the cranium

Frontal Parietal Temporal Occipital Sphenoid Ethmoid

Where is phosphorus stored

Bones

Age of consent of a minor in Ireland

Internal carotid arteries supply the

Brain

Oropharynx lies posterior to what

Oral cavity

Who calls for a mobile trauma team at a major incident

Medical officer

The prostate gland surrounds what

Urethra

The chance of a non immunised person contracting hepatitis B after exposure to infected blood is

30%

Opening of the uterus is the

Cervix

Part of management of tricyclic overdose includes

Supportive care and transport to hospital

Arterial PO2 of a person breathing room air is

95mmHg-105mmHg

Atmospheric pressure at sea level

760mmHg

Parasympathetic stimulation does what to gastrointestinal activity

Increases it

IM injection site in gluteal muscle

Upper outer quadrant

Where is decussation of pyramids

Medulla

When does a test to prove a negative result to HIV following exposure need to be done

3 months

Side effect of lidocaine

Convulsions

Migraine prophylaxis drugs use

Beta blockers

What is located within the inguinal canal

Spermatic cord

Thyroxin release results in

Increased basal metabolic rate

The enhancement of one drug by another is

Potentiation

ACLS class iii drugs are

First line of action

Organophosphates side effects

Salivation

Type of drugs used to treat asthma

Beta ii agonists

Location of performing triage sieve is

At the site of the incident

Who designates hospitals at a major incident

Medical officer

Ilium articulates posteriorly with

Symphys pubis

Symphysis pubis is made from

Fibrocartillage

Function of the thalamus

Sensory relay of nerves

Function of plasma proteins

Maintain osmotic pressure

Function of hypothalamus

Temperature control

Hartman’s contains

Potassium

How many phalanges are there in the hand

Larynx is situated between the

3rd-5th cervical

Insulin stores glucose by

Gluconeogenieses

Lung compliance means

The ability for the lung to expand

Valves in vent system

Mitral/pulmonary

Increased heart contractions is

Inotropic effect

Total lung capacity in a male is

6000mls

First pass absorption of medications occurs where

Liver

Organophosphate poisoning is most common in

Agricultural workers

What cells are involved in bone formation

Osteoblasts

Where is the glenoid cavity located

Scapula

The cillary body is located where

The eye

The spine exits the skull via

Foramen magnum

How many spinal nerves are there

How many cranial nerves are there

The intercostal nerves leave the spinal cord between

T1-T12

Where are baroreceptors found

In the aorta and carotid bifurcation

Define aneurysm

Weakened area of a wall of a blood vessel

What does T wave inversion represent

Ischemia

During ventricular systole what valves are open

Aortic and pulmonary

Subclavian artery originates from

Aortic arch

Spinal cord terminates at

L1 and L2

Subarachnoid space contains

CSF

Diencephalon functions carried out by the thalamus

Serves as a relay station for sensory and motor impulses

Medulla contains?

Vital reflex centres

The volume of CSF present

120mls

The function of the cerebellum

Balance, equilibrium, muscle tone, and the co-ordination of voluntary motor movement

CSF is located between

Arachnoid and pía mater

Diaphragm is inverted by

Phrenic nerve

The largest part of the brain is

The cerebrum

A patient on a proton pump inhibitors would have

Gastric ulcer

Stretch receptors in lungs transmit nerve impulses via

Vagus nerve

Define hering breuer reflex

A reflex triggered to prevent over inflation of the lungs

Pharyngeal muscles are controlled by which cranial nerve

9th cranial nerve

Which cranial nerve is responsible for constriction of the pupils

Occulormotor

What type of membrane is the pleura

Serous membrane

Most important respiratory muscle

Stemocleidmastoid

Breakdown of erythrocytes

Haemolysis

How many pairs of intercostal muscles are there

11 pairs

Where is the hormone relaxin produced

In the reproductive glands

One of the complications of IV fluid administration

Cellulitis

The process of excreting a drug through the kidney involves

Glomerular filtration, reabsorption, tubular secretion, excretion

Difference between L and R bronchi

The right is wider, shorter, more vertical than the left

In the Irish judicial system, which is the lowest court that sits a jury

Circuit court

NAS MCQ QUESTIONS Flashcards

(104 cards)