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hi! could someone please tell the answers for these qs? my exam's on 11th!!
1. Each of the following is necessary for viral antigen recognition by CD4 T helper cells except one:
a. viral replication in host cells
b. cleavage of viral proteins into small peptides
c. transport of viral peptides into a cell surface by MHC class II molecules
d. binding of T cells's TCR to a MHC class II bound viral peptide
e. internalization of the virus ( or viral protein) by an antigen presenting cell
each of the following conditions alters the rate of product ofrmation by an enzyme except one:
a. pH
b. temperature
c. ionic strength
d. isoelectric point
e. substrate concentration
which of the following represents the tooth in the primary dentition tht normally erupts immediately after the maxillary lateral incisor
a. mandibular lateral incisor
b. mandibular canine
c. maxillary canine
d. maxillary first molar
e. mandibular first molar
in which of the following conditions is oxygen partial poressure the low in arterial blood?
a. anemia
b. polycythemia
c. pulmonary AV shunt
d. hypovolemia due to hemorrhage
which of the following represents the intense basophilia exhibited by osteoblasts?
a. numerous mitochondria
b. PAS positive granules
c. Golgi apparatus
d. alkaline phosphatase activity
e. abundant rough endoplasmic reticulum
trapezius muscle inserts on which part of the scapula?
a. spine
b. medial border
c. glenoid cavity
d. lateral border
e. coracoid process
which of the following best describes the motor neurons found in the anterior (ventral) horn of the spinal cord?
a. bipolar
b. unipolar
c. Purkinje
d. multipolar
e. pseudounipolar
which of the following soft tissues are found in spaces among cancellous bones?
a. myeloid
b. lymphoid
c. glandular
d. mucoid connective
e. areolar connective
1. Each of the following is necessary for viral antigen recognition by CD4 T helper cells except one:
a. viral replication in host cells
b. cleavage of viral proteins into small peptides
c. transport of viral peptides into a cell surface by MHC class II molecules
d. binding of T cells's TCR to a MHC class II bound viral peptide
e. internalization of the virus ( or viral protein) by an antigen presenting cell
each of the following conditions alters the rate of product ofrmation by an enzyme except one:
a. pH
b. temperature
c. ionic strength
d. isoelectric point
e. substrate concentration
which of the following represents the tooth in the primary dentition tht normally erupts immediately after the maxillary lateral incisor
a. mandibular lateral incisor
b. mandibular canine
c. maxillary canine
d. maxillary first molar
e. mandibular first molar
in which of the following conditions is oxygen partial poressure the low in arterial blood?
a. anemia
b. polycythemia
c. pulmonary AV shunt
d. hypovolemia due to hemorrhage
which of the following represents the intense basophilia exhibited by osteoblasts?
a. numerous mitochondria
b. PAS positive granules
c. Golgi apparatus
d. alkaline phosphatase activity
e. abundant rough endoplasmic reticulum
trapezius muscle inserts on which part of the scapula?
a. spine
b. medial border
c. glenoid cavity
d. lateral border
e. coracoid process
which of the following best describes the motor neurons found in the anterior (ventral) horn of the spinal cord?
a. bipolar
b. unipolar
c. Purkinje
d. multipolar
e. pseudounipolar
which of the following soft tissues are found in spaces among cancellous bones?
a. myeloid
b. lymphoid
c. glandular
d. mucoid connective
e. areolar connective
