Embryology
What is the female chromosome
a) xy
b)x
c)y
d)xx
XX
how many bones make up the skull?
a) 24 bones
b) 22 bones
c) 20 bones
d) 21 bones
22
Choose the answer that defines buffers:
a) All are correct.
b) They are substances that prevent sudden changes in pH.
c) They are essential for proper cell function.
d) HCO3 /H2CO3 are the most effective extracellular buffer.
All are correct
It's a chemical laxative
a) None
b) Blue of toluidina
c) Hematoxylin and eosin
d) Ethyl alcohol
Ethyl alcohol
What is the full name of the school?
a) UJED
b) FAMEN
c) Facultad de Medicina y Nutrición
d) Universidad Juárez del Estado de Durango
Facultad de Medicina y Nutrición
What makes up the bilaminar disc?
a) Mesoderm and ectoderm
b) hypoblast and epiblast
c) Trophoblast
d) Blastocyst
hypoblast and epiblast
Through which foramen of the posterior cranial cavity do the vertebral arteries pass?
a) Foramen magnum
b) Foramen lacerum
c) Foramen ovale
d) Foramen spinosum
Foramen magnum
It is a characteristic of amino acids at pH 7.4:
a) The carboxyl appears as -COOH
b) Amino acids have a net negative charge
c) The amino appears as NHg
d) They exist as zwitterions
They exist as zwitterions
This type of microscope allows the examination of unstained cells and tissues, especially useful in live cells
a) Dark field
b) Electronic
c) Contrast of phases
d) Optical
Contrast of phases
The capital of China is…
a) China
b) Beijing
c) Hong Kong
d) Shanghai
Beijing
A characteristic of Down syndrome
a) Eyelid crease
b) Crease
c) Palmar crease
d) Big eyes
Palmar crease
Anteromedially to the mastoid process is the styloid process, a thin, pointed bony projection resembling a needle. To which bone of the skull does it belong?
a) parietal bone
b) esfenoides bone
c) Temporal bone
d) occipital bone
Temporal bone
It is the heat required to raise the temperature of 1g of water by 1°C:
a) Vaporization temperature
b) Specific heat
c) Thermal conductivity
d) Heat of boiling
Specific heat
Which one doesn’t correspond to the mitochondria
a) It degrades the hydrogen peroxide
b) Initiates apoptosis
c) Beta oxidation of fatty acids
d) Contains DNA mt and Rrna tRNA mRNA
Degrades the hydrogen peroxide
Who conquered Tenochtitlá?
a) Christoph Columbus
b) Benito Juarez
c) Hernan Cortes
d) Napoleon
Hernan Cortes
During the third week of gestation, the germinal disc and trilaminar disc form, a stage known as...
a) Gastrulation
b) Lacunar stage
c) Menstruation
d) Segmentation
Gastrulation
Which ligament is the only one that limits extension in the spine?
a) Anterior longitudinal ligament
b) Posterior longitudinal ligament
c) Yellow ligament
d) Nuchal ligament
Anterior longitudinal ligament
Which organs are involved in preventing acidosis by maintaining a constant level of
H+ concentration and pH?
Select one:
a) Lungs and liver
b) Lungs and kidneys
c) Bicarbonate and carbonic acid
d) Kidneys and bicarbonate
lungs and kidneys
The cells of this tissue join a basal membrane and lack a free surface:
a) Epithelial tissue
b) Pseudo-stratified epithelium
c) Transitional tissue
d) Epitheilode tissue
Pseudo-stratified epithelium
When is Taylor Swift’s birthday?
a) August 13
b) March 13
c) December 13
d) November 13
December 13
Between which weeks is the organogenesis or embryonic period?
a) 2nd week
b) From the 4th week
c) Starting the 10th week
d) From the 3rd week to the 8th week.
From the 3rd week to the 8th week.
When we see a heart-shaped vertebral body with long transverse processes and long, powerful spinous processes in a vertebra, which vertebra are we talking about?
a) Cervical vertebra
b) Thoracic vertebra
c) Lumbar vertebra
d) Sacral vertebra
Thoracic vertebra
What is the angle between water molecules?
Select one:
a) 4.5°
b) 10.45°
c) 104.5°
d) 0.96°
104.5°
What is the composition of the axons a of mobile cilia?
a) Seven triplets of microtubules
b) Nine triplets of microtubules
c) Nine triplets of microtubules and none next to it
d) None of the above
Nine triplets of microtubules and none next to it
Which of these is the general formula?
a) ax + bc + c = 0
b) ax2 + bx + c =0
c) ab+ cx + c =0
d) None
ax2 + bx + c =0