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Bioscience mock exam QMP > Bioscience mock exam 2 QMP > Flashcards

Bioscience mock exam 2 QMP Flashcards

1
Q

The neurotransmitter released by postganglionic fibres in the parasympathetic divisionis

acetylcholine

noradrenaline (norepinephrine)

glycine

acetylcholinesterase

dopamine

A

acetylcholine

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2
Q

Lymph is initially collected from the tissues by the

afferent lymphatic vessels

lymphatic nodules

lymphatic capillaries

tonsils

lymph nodes

A

lymphatic capillaries

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3
Q

Staphylococcus aureus lives on human skin as a(n)

Parasite

Pathogen

Infection

Saprophyte

Commensal

A

Commensal

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4
Q

Classification of epileptic seizures starts with the two major categories

Automatism or autonomic

Motor or non-motor onset

Clonic or tonic seizures

Aura and impaired awareness

Aware or impaired awareness

A

Aware or impaired awareness

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5
Q

The bacteria-killing enzyme present in tears is called

lysozyme

lysosome

water

mineral salts

antibodies

A

lysozyme

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6
Q

Breast cancer is often diagnosed by one of several means which of the following is less appropriate on its own

BRAC diagnostic blood test

Plain chest X-ray

Needle biopsy

Mammography

Chest CT scan

A

Plain chest X-ray

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7
Q

Which of the following is not a feature of rheumatoid arthritis?

Inflamed synovium

Cartilage loss

Bone loss

Swollen synovial joint

Hypoglycaemia

A

Hypoglycaemia

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8
Q

Hearing loss that is conductive affects the

The cochlea and semi-circular canals

The semi-circular canals

The external auditory canal

The cochlea

The external, and middle ear

A

The external, and middle ear

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9
Q

Which of the following bones are NOT long bones?

bones of the thighs

bones of the ribcage

bones of the lower legs

bones of the forearms

bones of the arms

A

bones of the ribcage

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10
Q

Common functions of the lymphatic system include

return of excess interstitial fluid to the cardiovascular system

carrying out immune responses

return of filtered plasma proteins to the cardiovascular system

transportation of lipids from the gastrointestinal tract to the blood

all of the choices are correct

A

all of the choices are correct

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11
Q

Protein product is the result of which order of events?

gene locus determination, base sequence, translation, transcription, amino acid sequence, primary chain folding

RNA base sequencing, transcription, translation, the correct amino acid sequence, primary chain folding

Transcription, translation, amino acid folding and amino acid sequencing

Gene locus determination, transcription, base sequencing, translation, amino acid sequence, primary chain folding

Transcription, translation, base sequencing, correct amino acid sequence, primary chain folding

A

RNA base sequencing, transcription, translation, the correct amino acid sequence, primary chain folding

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12
Q

Which of the following components of a reflex arc would a muscle or gland most likely serve as ?

motor neuron

receptor

integrating centre

sensory neuron

effector

A

effector

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13
Q

The epididymis is located

On the exterior surface of the testes

On the exterior surface of the ovary

Around the neck of the urinary bladder

In the uterus

In the uterine lining

A

On the exterior surface of the testes

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14
Q

The site of progesterone secretion to maintain pregnancy during foetal development is the

Ovary

Hypothalamus

Anterior pituitary gland

Placenta

Uterus

A

Placenta

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15
Q

The part of the brain that is the origin of the hormonal control of female and male reproductive function is known as the

Hypothalamus

Cerebellum

Medulla

Thalamus

Anterior pituitary

A

Hypothalamus

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16
Q

Which of the following results might you see if you were to look at the children of a blue eyed father and a brown eyed mother when you know that both parents are genotypically homozygote?

50% blue and 50% brown

One blue and three brown

All children have brown eyes

All children have blue eyes

Three blue one brown.

A

All children have brown eyes

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17
Q

Human chorionic gonadotrophin is secreeted by the

Embryo

Uterus

Fallopian tube

Ovary

Testes

A

Embryo

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18
Q

Which of the follwoing is not an essential nutrient for erythropoiesis?

B12 (cyanocobalamine)

Vitamin D (cholecalciferol)

Iron

Folic acid

Vitamin C (ascorbic acid)

A

Vitamin D (cholecalciferol)

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19
Q

The site where either two neurons or a neuron and effector communicate is called a

Synaptic terminal

neuromuscular junction

Neuroeffector junction

synapse

motor endplate

A

synapse

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20
Q

The iron-containing portion of haemoglobin molecule is called

haeme

globulin

transferrin

ferritin

globin

A

haeme

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21
Q

What do oncologists call the BRCA gene?

Ovarian proliferation factor

Tumour necrosis factor

Tumour suppressor gene

Breast cancer activation gene

Tumour accelerator gene

A

Tumour suppressor gene

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22
Q

The lateral movement of the arms away from the body is called

adduction

elevation

abduction

retraction

circumduction

A

abduction

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23
Q

The primary visual area of the cerebrum is located in the

lateral lobe

motor speech area

temporal lobe

frontal lobe

occipital lobe

A

occipital lobe

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24
Q

The biological term that means stoppage of bleeding is

vascular spasm

thrombosis

coagulation

haemostasis

homeostasis

A

haemostasis

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25
Q

Vallate papillae containing taste buds are found in an inverted V-shaped row at the

sides of the tongue

back of the tongue

tip of the tongue

middle of the tongue

bottom of the tongue

A

back of the tongue

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26
Q

Night blindness results from abnormalities in the

cones

rods

optic nerve

cornea

chorid

A

rods

27
Q

The photopigment in rods is called

retinal

opsin

melanin

rhodopsin

chlorophyll

A

rhodopsin

28
Q

If you have the parentage of a hterozygote and a homozygote which ratio/proportion best expresses the likely outcome of genotypes?

3:1

100%

50%

1:2:1

30%

A

50%

29
Q

The longest, heaviest and strongest bone in the body is the

coxal bone

humerus

fibula

femur

tibia

A

femur

30
Q

The chance that a child born to parents with sickle cell trait (heterozygous) will have sickle cell disease (homozygous) is

1: 4 25%
1: 20 5%
1: 5 20%
1: 2 50%
1: 10 10%

A

1:4 25%

31
Q

The extreme nausea and vomiting experienced by some women during pregnancy is known as

Hyperglycaemia

Hypotension

Hyperemesis gravidarum

Hypertension

Hypoglycaemia

A

Hyperemesis gravidarum

32
Q

A plasma cell

secretes antibodies

circulates as a T cell until it is exposed to its specific antigen

secretes antibodies and circulates as a T cell until it is exposed to its specific antigen

circulates as a B cell until it is exposed to its specific antigen

secretes antibodies and circulates as a B cell until it is exposed to its specific antigen

A

secretes antibodies and circulates as a B cell until it is exposed to its specific antigen

33
Q

The site of fertilisation is the

Cervix

Ovary

Vagina

Fallopian tube

Uterus

A

Fallopian tube

34
Q

The percentage of whole blood occupied by red blood cells is called the

haemoglobin content

differential

haematocrit

reticulocyte count

platelet count

A

haematocrit

35
Q

Incomplete development of the neural tube is known as

Scoliosis

Bells’s Palsy

Spina bifida

Myasthenia gravis

Cerebral palsy

A

Spina bifida

36
Q

Which of the following types of blood cells contain hemoglobin?

Eosinophils

Basophils

Erythrocytes

Neutrophils

Monocytes

A

Erythrocytes

37
Q

The date of the last menstrual period (LMP) is recorded as

The day of ovulation

The mid-point of menstruation

The day of embryonic implantation

The final day of menstruation

The first day of menstruation

A

The first day of menstruation

38
Q

Surfactant is a complax lipoprotein that

Reduces surface tension of aveolar fluid

Stabilises cell membranes

Lubricates skeletal joints

Emulsifies lipids in the small intestine

Lubricates the pleural membranes

A

Reduces surface tension of aveolar fluid

39
Q

As humans get older, their immune system has a tendancy to produce more antibodies against their own body’s tissues, These antibodies are called

autoantibodies

allografts

autografts

monoclonal antibodies

Igm antibodies

A

autoantibodies

40
Q

Smooth muscle is

striated, multinucleated, and voluntary

non-striated, multinucleated, and involuntary

striated, uninucleated, and involuntary

non-striated, uninucleated, and involuntary

striated, multinucleated, and involuntary

A

non-striated, uninucleated, and involuntary

41
Q

Prolactin secretion during pregnancy stimulates

Breast development

Uterine growth

Production of amniotic fluid

Ovulation

Placenta development

A

Breast development

42
Q

The first line of innate defences against pathogens is

phagocytosis

production of antibodies

complement

intact skin and mucous membranes

inflammation

A

intact skin and mucous membranes

43
Q

In the female, FSH promotes development of the

Ovarian follicle

Fallopian tube

Breast tissue

Cervix

Endometrium

A

Ovarian follicle

44
Q

Which of the following types of bone cells is considered the primary bone buiulding cell?

osteoblasts

chondrocytes

monocytes

osteoclasts

osteocytes

A

osteoblasts

45
Q

The centre of the eardrum is connected to the

vestibule

cochlea

incus

stapes

malleus

A

malleus

46
Q

Surfactant is a

Enzynme

Plasma protein

Skin secretion

Hormone

Lipoprotein

A

Lipoprotein

47
Q

The science that deals with the eyes and disorders of the eyes is called

geriatrics

ophthalmology

otorhinolaryngology

optometry

paediatrics

A

ophthalmology

48
Q

The hormones that are responsible for maintaining homeostasis relative to blood calcium levels are

parathyroid hormone and mineralocorticoids

parathyroid hormone and calcitonin

thyroid hormones only

thyroid hormones and calcitionin

insulin and glucagon

A

parathyroid hormone and calcitonin

49
Q

The sex chromosomes are known as

A and B

X and Y

X and X

C and D

Y and Y

A

X and Y

50
Q

In a spinal tap, cerebrospinal fluid is removed from the

foramen magnum

epidural space

subarachnoid space

fourth ventricle

subdural space

A

subarachnoid space

51
Q

Which of the following blood transfusions would most likely result in severe haemolysis of the donated blood

Type O blood transfusion into a type B recipient

Type O blood transfusion into a type A recipient

Type AB blood transfusion into a type A recipient

Type A blood transfusion into a type AB recipient

Type B blood transfusion into a type AB recipient

A

Type AB blood transfusion into a type A recipient

52
Q

The thin layer of white blood cells and platelets found above the packed red cells in centrifuged blood is called the

buffy coat

serum

haematocrit

extracellular matrix of blood

plasma

A

buffy coat

53
Q

The corpus luteum secretes

Follicle stimulating hormone

Luteinising hormone

Human chorionic gonodotrophin

Testosterone

Progesterone

A

Progesterone

54
Q

The spleen is unique among the lymphatic organs because it stores

T cells

Platelets

Antibodies

B cells

Memory cells

A

Platelets

55
Q

The protein threads that hold a blood clot together are formed by

Platelet plug

prothrombin activator

thrombin

tissue plasminogen activator (tPA)

fibrin

A

fibrin

56
Q

Astigmastism is the

Loss of near vision with age where the light rays meet in front of the retina

Deterioration of the retinal macula where vision clarirty is reduced because of light rays from ,multifocal points

Farsightedness from childhood where light rays meet beyond the retina

Deviation from spherical curvature where light rays spread to form mutifocal points

The breakdown of the corneal tissue in response to injury or infection

A

Deviation from spherical curvature where light rays spread to form mutifocal points

57
Q

The corpus luteum is

The fertilised ovum

The nodular surface of the testis

A part of the placenta

The structure that remains in the ovary following ovulation

A developing follicle with ovum

A

The structure that remains in the ovary following ovulation

58
Q

The speed of nerve impulse conduction is determined by all of the following EXCEPT

stimulus strength

fibre diameter

temperature

absence of myelin

presence of myelin

A

stimulus strength

59
Q

Diabetic retinopathy is a

A detachment of the retina sen in most common diabetics

The opacity of the lens in diabetic patients

Manifestation of vascular disease in the eye of patients with diabetes

The reduced refractive activity of the lens in diabetic patients

Sensorineural disease affecting the retinal cone cells in all diabetic patients

A

Manifestation of vascular disease in the eye of patients with diabetes

60
Q

An allele is

The visible chracteristic of a heritable trait

The variant gene within a genotype

The postition of a chromosome in a karyotype

The postition of a gene on a chromosome

The mutated genen in a chromosome

A

The variant gene within a genotype

61
Q

Which spinal cord plexus supplies the abdominal wall

sacral plexus

cervical plexus

lumbar plexus

brachial plexus

more than one of the choices are correct

A

lumbar plexus

62
Q

The condition Down’s syndrome is caused by

Translocation between chromosome 22 and 23

Inversion of chromosome 17

Trisomy 21

Duplication of Chromosome 18

Trisomy 23

A

Trisomy 21

63
Q

In cell mediated immunity, infected host cells are directly attacked by

B cells

helper cells

macrophages

cytotoxic T cells

antibodies

A

cytotoxic T cells

64
Q

Which of the following types of receptors is used to estimate the weight of a lifted object so that an appropriate level of muscle contraction is stimulated?

gustatory receptors

baroreceptors

nociceptors

proprioceptors

photoreceptors

A

proprioceptors

Bioscience mock exam QMP (2 decks)

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