MBLEx Practice Test 2 2025 Questions
and Answers
Which open-ended vascular system begins in the interstitial spaces and drains fluid
from nearly all tissues and organs?
A. Arterial
B. Venous
C. Lymphatic
D. Digestive - ....ANSWER ...-C. Lymphatic
The single largest mass of lymphatic tissue in the body is the
A. tonsils.
B. liver.
C. thymus.
D. spleen. - ....ANSWER ...-D. spleen.
Which receptors sense vibration and touch?
A. Mechanoreceptors
B. Nociceptors
C. Proprioceptors
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
,D. Thermoreceptors - ....ANSWER ...-A. Mechanoreceptors
Which muscle has fibers running parallel to the body's midline?
A. External oblique
B. Rectus abdominis
C. Serratus anterior
D. Splenius capitis - ....ANSWER ...-B. Rectus abdominis
Receptors that sense pain and damage are called
A. thermoreceptors.
B. proprioceptors.
C. mechanoreceptors.
D. nociceptors. - ....ANSWER ...-D. nociceptors
The autonomic nervous system consists of which of the following two principal
divisions?
A. Central and peripheral
B. Sympathetic and parasympathetic
C. Sympathetic and somatic
D. Peripheral and parasympathetic - ....ANSWER ...-B. Sympathetic and
parasympathetic
After the onset of menopause, which hormone is produced in lower levels?
A. Testosterone
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
, B. Oxytocin
C. Estrogen
D. Prolactin - ....ANSWER ...-C. Estrogen
The passage of hereditary traits and conditions from one generation to another is called
A. follicular separation.
B. implantation.
C. gestation.
D. inheritance. - ....ANSWER ...-D. inheritance
The involuntary contraction of which of the following muscles would cause hiccups?
A. Transverse abdominis
B. External oblique
C. Diaphragm
D. Rectus abdominis - ....ANSWER ...-C. Diaphragm
Blood circulating to the lungs from the heart would pass through which of the following
structures?
A. Left atrium
B. Left ventricle
C. Ascending aorta
D. Pulmonary artery - ....ANSWER ...-D. Pulmonary artery
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 3
and Answers
Which open-ended vascular system begins in the interstitial spaces and drains fluid
from nearly all tissues and organs?
A. Arterial
B. Venous
C. Lymphatic
D. Digestive - ....ANSWER ...-C. Lymphatic
The single largest mass of lymphatic tissue in the body is the
A. tonsils.
B. liver.
C. thymus.
D. spleen. - ....ANSWER ...-D. spleen.
Which receptors sense vibration and touch?
A. Mechanoreceptors
B. Nociceptors
C. Proprioceptors
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 1
,D. Thermoreceptors - ....ANSWER ...-A. Mechanoreceptors
Which muscle has fibers running parallel to the body's midline?
A. External oblique
B. Rectus abdominis
C. Serratus anterior
D. Splenius capitis - ....ANSWER ...-B. Rectus abdominis
Receptors that sense pain and damage are called
A. thermoreceptors.
B. proprioceptors.
C. mechanoreceptors.
D. nociceptors. - ....ANSWER ...-D. nociceptors
The autonomic nervous system consists of which of the following two principal
divisions?
A. Central and peripheral
B. Sympathetic and parasympathetic
C. Sympathetic and somatic
D. Peripheral and parasympathetic - ....ANSWER ...-B. Sympathetic and
parasympathetic
After the onset of menopause, which hormone is produced in lower levels?
A. Testosterone
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 2
, B. Oxytocin
C. Estrogen
D. Prolactin - ....ANSWER ...-C. Estrogen
The passage of hereditary traits and conditions from one generation to another is called
A. follicular separation.
B. implantation.
C. gestation.
D. inheritance. - ....ANSWER ...-D. inheritance
The involuntary contraction of which of the following muscles would cause hiccups?
A. Transverse abdominis
B. External oblique
C. Diaphragm
D. Rectus abdominis - ....ANSWER ...-C. Diaphragm
Blood circulating to the lungs from the heart would pass through which of the following
structures?
A. Left atrium
B. Left ventricle
C. Ascending aorta
D. Pulmonary artery - ....ANSWER ...-D. Pulmonary artery
…FOR STUDENTS ONLY…©️2025 ALL RIGHTS RESERVED… 3
